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6 September, 16:26

A 50 meter path surrounds a rectangular garden. the width of the garden is two thirds it's length. find the length and width

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  1. 6 September, 16:38
    0
    W = 2L / 3 and 2W + 2L = 50. Substitute 2L / 3 for W in the second equation to get:

    2 (2L/3) + 2L = 50

    4L/3 + 6L/3 = 50

    10L/3 = 50

    L = 3 * 50 / 10 = 15. Replace L for 15 in the first equation:

    W = 2 (15) / 3

    W = 10
  2. 6 September, 16:50
    0
    W = 2L / 3 and 2W + 2L = 50. Substitute 2L / 3 for W in the second equation to get : 2 (2L/3) + 2L = 50. 4L/3 + 6L/3 = 50
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